Chandigarh Waste Management Faces Dadumajra Data Gap
WATER & WASTE

Chandigarh Waste Management Faces Dadumajra Data Gap

Contradictory affidavits filed by the Chandigarh municipal corporation have raised questions about whether the city can accurately account for the waste it generates, processes and sends for disposal. The immediate dispute concerns the corporation’s claim before the Punjab and Haryana High Court that legacy waste at the Dadumajra landfill had been completely bio-mined.

In July 2022, the corporation told the court that Chandigarh generated approximately 550 t of garbage daily, comprising 200 t of dry waste and 350 t of wet waste. In its latest affidavit, filed in 2026, it reported processing 110 t of dry waste and 200 t of wet waste each day, while sending 70 to 80 t of mixed waste to a segregation plant.

The latest filing does not state the city’s total daily generation or explain how those quantities relate to the earlier 550-t estimate. It is also unclear whether the mixed waste is included in the dry- and wet-waste figures or represents an additional stream. If the categories are separate, the reported quantities do not account for all the waste previously said to be generated; if they overlap, the affidavit does not clearly show how material moves through the system.

The uncertainty is compounded by capacity data indicating that the wet-waste plant is operating at less than half capacity and the dry-waste facility at just over half capacity. The available material does not provide installed capacity figures, so the exact unused capacity cannot be calculated. It does, however, show a mismatch between earlier generation estimates and current processing figures, with no clear explanation involving collection, segregation, transport, plant operations or record-keeping.

The corporation also stated in 2022 that 15 to 20 per cent of processed waste was sent to the dumping ground, but the latest material does not provide a revised percentage or current tonnage for residual waste. The court record therefore combines a categorical claim about the removal of legacy waste with unresolved figures on ongoing waste flows. A reconciled account should identify total generation, wet, dry and mixed streams, quantities entering each facility, recovered material and residual disposal. Until those records are presented, it remains unclear whether Chandigarh faces a data problem, a capacity problem, an operational problem or all three.

Contradictory affidavits filed by the Chandigarh municipal corporation have raised questions about whether the city can accurately account for the waste it generates, processes and sends for disposal. The immediate dispute concerns the corporation’s claim before the Punjab and Haryana High Court that legacy waste at the Dadumajra landfill had been completely bio-mined. In July 2022, the corporation told the court that Chandigarh generated approximately 550 t of garbage daily, comprising 200 t of dry waste and 350 t of wet waste. In its latest affidavit, filed in 2026, it reported processing 110 t of dry waste and 200 t of wet waste each day, while sending 70 to 80 t of mixed waste to a segregation plant. The latest filing does not state the city’s total daily generation or explain how those quantities relate to the earlier 550-t estimate. It is also unclear whether the mixed waste is included in the dry- and wet-waste figures or represents an additional stream. If the categories are separate, the reported quantities do not account for all the waste previously said to be generated; if they overlap, the affidavit does not clearly show how material moves through the system. The uncertainty is compounded by capacity data indicating that the wet-waste plant is operating at less than half capacity and the dry-waste facility at just over half capacity. The available material does not provide installed capacity figures, so the exact unused capacity cannot be calculated. It does, however, show a mismatch between earlier generation estimates and current processing figures, with no clear explanation involving collection, segregation, transport, plant operations or record-keeping. The corporation also stated in 2022 that 15 to 20 per cent of processed waste was sent to the dumping ground, but the latest material does not provide a revised percentage or current tonnage for residual waste. The court record therefore combines a categorical claim about the removal of legacy waste with unresolved figures on ongoing waste flows. A reconciled account should identify total generation, wet, dry and mixed streams, quantities entering each facility, recovered material and residual disposal. Until those records are presented, it remains unclear whether Chandigarh faces a data problem, a capacity problem, an operational problem or all three.

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